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    What is the probability that an Emotional Health Index Score is less than 80.2 given that it is already less than 81.

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Questions & Answers

what is statistics
Kou Reply
problem associated with index number
Peter Reply
a survey of a random sample of 300 grocery shoppers in Kimberly mean value of their grocery was R78 proportion standard deviation of grocery purchase value is R21 the 95% confidence interval mean grocery purchase
sindisiwe Reply
We're would I find; The Z score?
Michael Reply
in your text at the back
Vincent
can I share a question to you sir .if you can help me out
olanegan
A student is known to answer 3 questions out of 5 and another student 5 out of 7. if a problem is given to both of them assuming independent work. find the probability none of them will solve it.
Mitiku Reply
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Mitiku
Population of children in one word
mmaphuthego Reply
It has been claimed that less than 60% of all purchases of a certain kind of computer program will call the manufacturer’s hotline within one month purchase. If 55 out 100 software purchasers selected at random call the hotline within a month of purchase, test the claim at 0.05 level of significance
Mharfe Reply
what is the parameter of the hypotesis (Ho: u=75) (HA:u=/75)
Kristine Reply
how can I understand the concept of set and set operation
Monday
multiple correlation coefficient is denoted by
Alamdar Reply
how prepare satistic when remaining only two days inn examinatin
Sonia
how to find product moment correlation cofficient
zaib Reply
A research study wishes to examine the proportion of hypertensive individuals among three different groups of exercises: marathon runners, yoga, and CrossFit. Of the 78 marathon runners, 14 are hypertensive. Of the 63 yoga practioners, 6 are hypertensive. And there are 16 hypertensive subjects among the 54 CrossFit athletes What type of test statistic do you need to run for this type of analysis?
zainab Reply
A research study wishes to examine the proportion of hypertensive individuals among three different groups of exercises: marathon runners, yoga, and CrossFit. Of the 78 marathon runners, 14 are hypertensive. Of the 63 yoga practioners, 6 are hypertensive. And there are 16 hypertensive subjects among the 54 CrossFit athletes What type of test statistic do you need to run for this type of analysis? plz solve this
zainab
2. The data that categories patients as males or females are known
shivani Reply
categorical data
Sneha
hi
Mitiku
20 25 find the area under the normal curve
Akram Reply
find the area normal curve
Akram
Let x1, x2, ...,xn be a random sample of size n from N(0,σ  ), show that there exists an UMP test with significance level α for testing H0 :  2 =  2 against H1 :  2 <  2 . If n=15,  = 0.05, and  2= 3, determine the BCR
Bhavana Reply
explain null and alternative hypothesis are formulated
Shams
please give me reply quickly
Shams
3xy^2√[x^3y^2/(12(x^3y)^2)]
Esther Reply
what is probability
Esther
what is probability
Esther
what is probability
Esther
Probability is a branch of mathematics that deals with the occurrence of a random event. For example, when a coin is tossed in the air, the possible outcomes are Head and Tail.
Dewan
explain null and alternative hypothesis are farmulated
Shams
please give answer quickly
Shams
quick
Shams

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Source:  OpenStax, Introductory statistics. OpenStax CNX. May 06, 2016 Download for free at http://legacy.cnx.org/content/col11562/1.18
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